// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0

package test_utils

import (
	"slices"

	"github.com/google/go-cmp/cmp"
)

// IgnoreNoisyParts is a go-cmp/cmp package Option that allows specifying paths to ignore
// in the comparison.
func IgnoreNoisyParts(ignoredPaths []string) cmp.Option {
	return cmp.FilterPath(func(ps cmp.Path) bool {
		path := ""
		for _, p := range ps {
			if p.String() != "*" {
				path += p.String()
			}
		}

		return slices.Contains(ignoredPaths, path)
	}, cmp.Ignore())
}
